4552280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1559}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 10389600

約数和(自身を除く): 5837320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 1559, 2920, 3118, 6236, 7795, 12472, 15590, 31180, 62360, 113807, 227614, 455228, 569035, 910456, 1138070, 2276140, 4552280]

約数ペア:

[(1, 4552280), (2, 2276140), (4, 1138070), (5, 910456), (8, 569035), (10, 455228), (20, 227614), (40, 113807), (73, 62360), (146, 31180), (292, 15590), (365, 12472), (584, 7795), (730, 6236), (1460, 3118), (1559, 2920)]